Finding the Fourth Proportional to 1,076.22, 1,483.77 and 702.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.22 : 1,483.77 = 702.55 : x
2. Step 2: Convert to fraction form
   1,076.22/1,483.77 = 702.55/x
3. Step 3: Cross multiply
   1,076.22x = 1,483.77 × 702.55
4. Step 4: Simplify right side
   1,076.22x = 1,042,419.10
5. Step 5: Solve for x
   x = 1,042,419.10/1,076.22
6. Step 6: Final answer
   x = 968.59